package bidirectional;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import org.apache.thrift.server.TNonblockingServer;
import org.apache.thrift.server.TServer;
import org.apache.thrift.server.TSimpleServer;
import org.apache.thrift.transport.TNonblockingServerSocket;
import org.apache.thrift.transport.TNonblockingServerTransport;
import org.apache.thrift.transport.TSSLTransportFactory;
import org.apache.thrift.transport.TServerTransport;
import tutorial.Calculator;

import java.io.File;

// Generated code

public class JavaServer {

    public static CalculatorHandler handler;

    public static Calculator.Processor processor;

    public static void main(String[] args) {

        if (args.length != 2) {
            System.out
                    .println("Useage: JavaServer <mode> <server_port>\n mode: simple,secure");
            System.exit(-1);
        }

        String mode = args[0];
        final int port = Integer.valueOf(args[1]);

        handler = new CalculatorHandler();
        processor = new Calculator.Processor(handler);

        try {
            Runnable startRunnable = null;

            if ("simple".equals(mode)) {
                startRunnable = new Runnable() {
                    public void run() {
                        simple(processor, port);
                    }
                };
            } else if ("secure".equals(mode)) {
                startRunnable = new Runnable() {
                    public void run() {
                        secure(processor, port);
                    }
                };
            } else {
                System.out
                        .println("mode invalid\nUseage: JavaServer <mode> <server_port>\n mode: simple,secure");
                System.exit(-1);
            }

            new Thread(startRunnable).start();
        } catch (Exception x) {
            x.printStackTrace();
        }
    }

    public static void simple(Calculator.Processor processor, int port) {
        try {


            TNonblockingServerTransport transport =
                    new TNonblockingServerSocket(port);
            TServer server = new TNonblockingServer(
                    new TNonblockingServer.Args(transport).processor(processor));


            // Use this for a multithreaded server
            // TServer server = new TThreadPoolServer(new
            // TThreadPoolServer.Args(serverTransport).processor(processor));

            System.out.println("Starting the nonblocking server...");
            server.serve();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public static void secure(Calculator.Processor processor, int port) {
        try {
            /*
             * Use TSSLTransportParameters to setup the required SSL parameters. In this example
             * we are setting the keystore and the keystore password. Other things like algorithms,
             * cipher suites, client auth etc can be set.
             */
            TSSLTransportFactory.TSSLTransportParameters params
                    = new TSSLTransportFactory.TSSLTransportParameters();
            // The Keystore contains the private key
            params.setKeyStore("src/main/resources/keystore/test.keystore", "thrift", null, null);

            /*
             * Use any of the TSSLTransportFactory to get a server transport with the appropriate
             * SSL configuration. You can use the default settings if properties are set in the command line.
             * Ex: -Djavax.net.ssl.keyStore=.keystore and -Djavax.net.ssl.keyStorePassword=thrift
             *
             * Note: You need not explicitly call open(). The underlying server socket is bound on return
             * from the factory class.
             */
            TServerTransport serverTransport = TSSLTransportFactory.getServerSocket(port, 0, null, params);
            TServer server = new TSimpleServer(new TServer.Args(serverTransport).processor(processor));

            // Use this for a multi threaded server
            // TServer server = new TThreadPoolServer(new TThreadPoolServer.Args(serverTransport).processor(processor));

            System.out.println("Starting the secure server...");
            server.serve();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

}
